function getName()
 {
     if (isset($this->name)) {
         return $this->name;
     }
     // a bit kludgy: the field name is actually in $this->phpName
     return parent::getPhpName();
 }
  /**
   * adds a class to a tag if it's set in the field params
   * @param string $tag
   * @param sfAdminColumn $column
   * @param $params
   * @param $action
   * @return string
   */
  public function getClass( $tag, $column, $action )
  {
    $classParam = $this->getParameterValue($action.'.fields.'.$column->getName().'.class');
    $class = $classParam  ? ' class="' . $classParam . '" ' : '';

    return "<$tag$class>";
  }